/**
 * Copyright (c) 2010 by Kevin Bierhoff.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *    3. Neither the names of the authors nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.googlecode.syper.javasyp.prover;

import java.util.Collection;

/**
 * @author kevin
 * @since Sep 25, 2010
 */
public class ProverResult {

	public static enum Status { UNSAT, SAT, UNDECIDED, TIMEOUT, OTHER }

	public static final ProverResult UNSAT = new ProverResult(Status.UNSAT);
	public static final ProverResult TIMEOUT = new ProverResult(Status.TIMEOUT);

	private final Status status;

	ProverResult(Status status) {
		this.status = status;
	}

	public Status getStatus() {
		return status;
	}

	/**
	 * Returns raw input to prover if available
	 * @return raw input to prover or {@code null} if unavailable
	 */
	public String getQuery() {
		return null;
	}

	public Collection<? extends String> getCounterExample() {
		return null;
	}

	public String getWarnings() {
		return null;
	}

	@Override
	public String toString() {
		return String.valueOf(status);
	}
}
